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Phone Sony Xperia XZ1 Samsung Focus Flash ZTE Z221 Asus ROG Phone II
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Not yet released
Specifications 
Display Size 5.2" diag.
16 : 9
3.7" diag.
5 : 3
2" diag.
4 : 3
6.6" diag.
19.5 : 9
Display Resolution & Type 1080 x 1920 pixels
(~424 ppi)
LCD (TFT/TFD)
480 x 800 pixels
(~252 ppi)
AMOLED
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
1080 x 2340 pixels
(~391 ppi)
AMOLED
Display Refresh 60 Hz ? ? 120 Hz
Battery 2,700 mAh 1,500 mAh 900 mAh 6,000 mAh
Processor 2.5 GHz Qualcomm Snapdragon 835 (MSM8998) 1.4 GHz Qualcomm Snapdragon ? 3 GHz Qualcomm Snapdragon 855 Plus
RAM 4 GB ? ? 12 GB
Storage 64 GB 8 GB 142 MB 512 GB
Main Camera 19 megapixel 5 megapixel Yes 48 megapixel
Wide Camera - - - 13 megapixel
Tele Camera - - - -
Video Capture 4K UHD 720p HD QCIF (176 x 144) 4K UHD
Front Camera 13 megapixel Yes - 24 megapixel
Weight 5.5 oz
(156g)
4.1 oz
(116g)
3.24 oz
(92g)
8.47 oz
(240g)
Dimensions 5.82" x 2.89" x 0.29"
(148 x 73 x 7.4 mm)
4.57" x 2.31" x 0.43"
(116 x 59 x 10.9 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
6.73" x 3.06" x 0.37"
(171 x 78 x 9.5 mm)
Form Factor Slab Slab Clamshell Slab
Platform / OS Android Windows (proprietary) Android
Network Bands

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 29, 40, 41, 66

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 19, 20, 26, 28, 29, 32, 34, 38, 39, 40, 41, 46, 66

WCDMA: 1, 2, 3, 4, 5, 8, 19

GSM: 850, 900, 1800, 1900

Data Technology LTE (Cat 16) ? HSDPA 3.6 LTE (Cat 20)
Features 
Barometer Yes - - -
Fingerprint Reader Yes *
stand-alone
- - Yes
in-display (optical)
Flashlight Yes - - Yes
GPS / Location n/a n/a Yes n/a
Water-Resistant Yes
IPX8 (SCUBA)
- - -
Accessibility
Hearing Aid Compatible Yes - Yes Yes
Multiple Languages n/a n/a Yes n/a
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Extra Display - - Yes -
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes Yes Yes Yes
NFC Yes - - Yes
USB Yes
USB Type C
Yes Yes Yes
USB Type C
Wi-Fi Yes
5 (802.11 a,ac,b,g,n)
Yes - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID n/a n/a - n/a
Ringer ID n/a n/a - n/a
Voice Dialing n/a n/a - n/a
Customization
Custom Graphics n/a n/a Yes n/a
Custom Ringtones n/a n/a Yes n/a
Real-Music Ringers n/a n/a Yes n/a
Data & Network
Data Tethering n/a n/a - n/a
Dual-SIM Yes * - - Yes
WAP / Web Browser n/a n/a Yes n/a
Input
Predictive Text Entry n/a n/a Yes n/a
Side Keys Yes Yes Yes Yes
Touch Screen Yes Yes - Yes
Memory
Memory Card Slot Yes - - -
Messaging
Email Client n/a n/a Yes n/a
Instant Messaging n/a n/a Yes n/a
MMS n/a n/a Yes n/a
Text Messaging Templates n/a n/a Yes n/a
Music
FM Radio - Yes - Yes
Headphone Jack (3.5mm) Yes Yes - Yes
Music Player n/a n/a - n/a
Stereo Speakers Yes - - Yes
Photo & Video
DLNA Yes - - -
Miracast Yes - - -
TV Output - - - Yes
Power
Fast Charging Yes - - Yes
Productivity
Alarm n/a n/a Yes n/a
Calculator n/a n/a Yes n/a
Calendar n/a n/a Yes n/a
Voice Memo n/a n/a Yes n/a
Software
Games n/a n/a Yes n/a
Java (J2ME) n/a n/a Yes n/a
Voice
HD Voice Yes - - -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Sony Xperia XZ1 Samsung Focus Flash ZTE Z221 Asus ROG Phone II
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Xperia XZ1 Samsung Focus Flash ZTE Z221 Asus ROG Phone II

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